These entries are queried from radb.net using whois, you can try my project getting these.
:AS950 route: 23.140.56.0/24 origin: AS950 descr: AS950 admin-c: ADMIN7951-ARIN tech-c: NOC33370-ARIN mnt-by: MNT-MZSP created: 2022-08-19T21:49:00Z last-modified: 2022-08-19T21:49:00Z source: ARIN rpki-ov-state: valid route6: 2602:fc09:210::/44 origin: AS950 descr: IA admin-c: ADMIN7951-ARIN tech-c: NOC33370-ARIN mnt-by: MNT-MZSP created: 2022-08-23T22:08:38Z last-modified: 2022-08-23T22:08:38Z source: ARIN rpki-ov-state: valid route6: 2602:fc09:950::/44 origin: AS950 descr: AS950 IPv6 admin-c: ADMIN7951-ARIN tech-c: NOC33370-ARIN mnt-by: MNT-MZSP created: 2022-06-22T19:57:55Z last-modified: 2022-06-22T19:57:55Z source: ARIN rpki-ov-state: valid route6: 2602:fc09:960::/44 origin: AS950 descr: IA admin-c: ADMIN7951-ARIN tech-c: NOC33370-ARIN mnt-by: MNT-MZSP created: 2022-08-23T22:08:54Z last-modified: 2022-08-23T22:08:54Z source: ARIN rpki-ov-state: valid